Apple has updated its iBook line of notebook computers, gifting the systems with a faster processor and more memory. The low-end now comes with 1.33GHz G4, 512MB DDR SDRAM and a 12.1-inch active-matrix TFT display. Meanwhile, the higher-end model has 512MB DDR SDRAM expandable to up to 1.5GB maximum memory, 60GB Ultra ATA hard drive and a slot-load SuperDrive (DVD+/-R/CD-RW) drive. All iBooks have built-in Bluetooth 2.0 (Enhanced Data Rate) and integrated AirPort Extreme 54 Mbps 802.11g WiFi wireless networking.